Over 70% of the Earths surface is water; water is obviously the most precious natural resource that exists on our planet. Without water, life on Earth would be non-existent. Water is the lifeblood of the environment, essential to the survi..
We want to hold a green Olympic Games ,so everyone should do something useful to protect the environment ,whether it is big or small. We should do something to stop people from doing bad things to the environment .We should put rubbish int..